Q. What is the root mean square (RMS) value of an alternating current (AC) if its peak value is 10 A?
  • A. 5 A
  • B. 7.07 A
  • C. 10 A
  • D. 14.14 A
Q. What is the root mean square (RMS) value of an alternating current (AC) that has a peak value of 10 A?
  • A. 5 A
  • B. 7.07 A
  • C. 10 A
  • D. 14.14 A
Q. What is the root mean square speed of gas molecules at temperature T?
  • A. (3RT/M)^0.5
  • B. (RT/M)^0.5
  • C. (2RT/M)^0.5
  • D. (RT/3M)^0.5
Q. What is the root mean square speed of gas molecules directly proportional to?
  • A. The square root of the temperature.
  • B. The square of the temperature.
  • C. The mass of the gas molecules.
  • D. The volume of the gas.
Q. What is the root mean square speed of gas molecules in a container at temperature T?
  • A. sqrt(3kT/m)
  • B. sqrt(2kT/m)
  • C. sqrt(kT/m)
  • D. sqrt(3RT/M)
Q. What is the root mean square speed of gas molecules in an ideal gas at temperature T?
  • A. sqrt(3RT/M)
  • B. sqrt(2RT/M)
  • C. sqrt(RT/M)
  • D. sqrt(3kT/m)
Q. What is the scalar product of A = (3, 4, 0) and B = (0, 0, 5)?
  • A. 0
  • B. 15
  • C. 20
  • D. 25
Q. What is the scalar product of the unit vectors i and j?
  • A. 1
  • B. 0
  • C. -1
  • D. 2
Q. What is the scalar product of the vectors (3, 4) and (4, 3)?
  • A. 12
  • B. 25
  • C. 24
  • D. 21
Q. What is the scalar product of the vectors (4, -3, 2) and (1, 1, 1)?
  • A. 3
  • B. 4
  • C. 5
  • D. 6
Q. What is the scalar product of the vectors (5, -3) and (-2, 4)?
  • A. -6
  • B. 10
  • C. 22
  • D. 26
Q. What is the scalar product of the vectors (5, 5, 5) and (1, 2, 3)?
  • A. 30
  • B. 35
  • C. 40
  • D. 45
Q. What is the scalar product of the vectors A = (0, 1, 0) and B = (1, 0, 1)?
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Q. What is the scalar product of the vectors A = (1, 1, 1) and B = (1, 1, 1)?
  • A. 1
  • B. 2
  • C. 3
  • D. 0
Q. What is the scalar product of the vectors A = (1, 2, 3) and B = (4, 5, 6)?
  • A. 32
  • B. 30
  • C. 28
  • D. 26
Q. What is the scalar product of the vectors A = (2, -1, 3) and B = (0, 4, -2)?
  • A. -10
  • B. 10
  • C. 8
  • D. 0
Q. What is the scalar product of the vectors A = (4, 0, -3) and B = (0, 5, 2)?
  • A. -6
  • B. 0
  • C. 8
  • D. 20
Q. What is the scalar product of the vectors K = (0, 1, 0) and L = (1, 0, 1)?
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Q. What is the scalar projection of vector (3, 4) onto (1, 0)?
  • A. 3
  • B. 4
  • C. 5
  • D. 0
Q. What is the scalar projection of vector A = (3, 4) onto vector B = (1, 0)?
  • A. 3
  • B. 4
  • C. 0
  • D. 1
Q. What is the scalar triple product of the vectors (1, 2, 3), (4, 5, 6), and (7, 8, 9)?
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Q. What is the scalar triple product of vectors A = (1, 0, 0), B = (0, 1, 0), C = (0, 0, 1)?
  • A. 1
  • B. 0
  • C. -1
  • D. 2
Q. What is the scalar triple product of vectors a = (1, 2, 3), b = (4, 5, 6), c = (7, 8, 9)?
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Q. What is the second derivative of f(x) = e^x sin(x)?
  • A. e^x (sin(x) + cos(x))
  • B. e^x (2sin(x) + cos(x))
  • C. e^x (sin(x) - cos(x))
  • D. e^x (sin(x) + 2cos(x))
Q. What is the second derivative of f(x) = e^x?
  • A. e^x
  • B. 0
  • C. 1
  • D. x
Q. What is the second derivative of f(x) = x^4 - 4x^3 + 6x^2?
  • A. 12x - 12
  • B. 12x - 8
  • C. 12x - 6
  • D. 12x - 4
Q. What is the shape of a liquid droplet on a surface due to surface tension?
  • A. Flat
  • B. Cylindrical
  • C. Spherical
  • D. Cubical
Q. What is the shape of a molecule with the formula AX3E?
  • A. Trigonal planar
  • B. Tetrahedral
  • C. Trigonal pyramidal
  • D. Bent
Q. What is the shape of the ammonia (NH3) molecule?
  • A. Linear
  • B. Trigonal planar
  • C. Tetrahedral
  • D. Trigonal pyramidal
Q. What is the shape of the d orbitals?
  • A. Spherical
  • B. Dumbbell
  • C. Double dumbbell
  • D. Linear
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